This rule revises and clarifies the procedures used by Indian tribes and individuals to request the Secretary of the Interior to acquire title to land into trust on their behalf. It describes the criteria that the Secretary will use in determining whether to exercise his or her authority to accept title to land to be held in trust for the benefit of Indian tribes and individuals. This rule also describes the procedure for mandatory acquisitions of title and establishes a process to address the difficulties encountered by Indian tribes which have no reservation, have no trust land or have trust land the character of which renders it incapable of being developed.